<template>
  <div class="app-container">
    <!-- 搜索表单 -->
    <el-form :model="queryParams" ref="queryForm" :inline="true" size="mini">
      <el-form-item>
        <el-button type="success" icon="el-icon-plus" @click="handleAdd" :disabled="isAuth('sys:dict-items:add')">新增</el-button>
        <el-button type="danger" icon="el-icon-delete" :disabled="multiple || isAuth('sys:dict-items:delete')" @click="handleDelete">删除</el-button>
      </el-form-item>
      <el-form-item prop="name">
        <el-input
            v-model="queryParams.name"
            placeholder="字典项名称"
            clearable/>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" @click="handleReset">重置</el-button>
      </el-form-item>
    </el-form>

    <!-- 数据表格 -->
    <el-table
        ref="table"
        :data="pageList"
        v-loading="loading"
        border
        @selection-change="handleSelectionChange"
    >
      <el-table-column type="selection" min-width="5%"/>
      <el-table-column label="字典项名称" prop="name"/>
      <el-table-column label="字典项值" prop="value"/>
      <el-table-column label="操作" align="center">
        <template slot-scope="scope">
          <el-button
              type="primary"
              icon="el-icon-edit"
              size="mini"
              circle
              plain
              :disabled="isAuth('sys:dict-items:update')"
              @click.stop="handleUpdate(scope.row)"
          />
          <el-button
              type="danger"
              icon="el-icon-delete"
              size="mini"
              circle
              plain
              :disabled="multiple || isAuth('sys:dict-items:delete')"
              @click.stop="handleDelete(scope.row)"
          />
        </template>
      </el-table-column>
    </el-table>

    <Pagination
        v-show="pagination.total > 0"
        :total="pagination.total"
        :page.sync="pagination.currentPage"
        :limit.sync="pagination.pageSize"
        :pageSizes=[2,5,10,20]
        @pagination="handleQuery"
    />

    <!-- 表单弹窗 -->
    <el-dialog
        :title="dialog.title"
        :visible.sync="dialog.visible"
        width="500px"
        @close="closeDialog"
    >
      <el-form ref="form" :model="form" :rules="rules" label-width="100px">
        <el-form-item label="字典名称">
          <el-input v-model="dict.name" :disabled="true"/>
        </el-form-item>
        <el-form-item label="字典项名称" prop="name">
          <el-input v-model="form.name" placeholder="请输入字典项名称"/>
        </el-form-item>
        <el-form-item label="字典项值" prop="value">
          <el-input v-model="form.value" placeholder="请输入字典项值"/>
        </el-form-item>
        <el-form-item label="排序" prop="sort">
          <el-input-number v-model="form.sort" style="width: 80px;" controls-position="right" :min="0"/>
        </el-form-item>
        <el-form-item label="备注" prop="remark">
          <el-input v-model="form.remark" type="textarea"></el-input>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="handleSubmit">确 定</el-button>
        <el-button @click="closeDialog">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import {add, del, detail, getDictItemPageList, update} from "@/api/system/dict/dict-item";

export default {
  name: "DictItem",
  data() {
    return {
      loading: false,
      ids: [],
      multiple: true,
      queryParams: {
        name: undefined,
        dictCode: undefined,
      },
      pagination: {
        currentPage: 1,
        pageSize: 10,
        total: 0
      },
      pageList: [],
      dialog: {
        title: undefined,
        visible: false
      },
      form: {
        sort: 1
      },
      rules: {
        name: [
          {required: true, message: '请输入字典项名称', trigger: 'blur'}
        ],
        value: [
          {required: true, message: '请输入字典项值', trigger: 'blur'}
        ]
      },
      dict: {}
    }
  },
  methods: {
    handleQuery() {
      if (!this.dict.code) {
        this.$message.warning("请点击左侧字典列表选择字典")
        return
      }
      this.loading = true
      this.queryParams.currentPage = this.pagination.currentPage
      this.queryParams.pageSize = this.pagination.pageSize
      getDictItemPageList(this.queryParams).then(response => {
        this.pageList = response.data
        this.pagination.total = response.total
        this.loading = false
      })
    },
    handleReset() {
      this.pagination = {
        currentPage: 1,
        pageSize: 10,
        total: 0
      }
      this.queryParams = {
        name: undefined,
        dictCode: this.dict.code,
        queryMode: 'page'
      }
      this.handleQuery()
    },
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.multiple = !selection.length
    },

    handleAdd() {
      this.resetForm()
      this.dialog = {
        title: '新增字典项',
        visible: true
      }
      this.form.dictCode = this.dict.code
    },

    handleUpdate(row) {
      this.resetForm()
      this.dialog = {
        title: '修改字典项',
        visible: true
      }
      const id = row.id || this.ids
      detail(id).then(response => {
        this.form = response.data
      })
    },

    handleSubmit: function () {
      this.$refs['form'].validate(valid => {
        if (valid) {
          const id = this.form.id
          if (id != undefined) {
            update(id, this.form).then((res) => {
              if (res.status) {
                this.$message.success('修改成功');
                this.closeDialog();
                this.handleQuery();
              } else {
                this.$message.error('修改失败');
              }
            })
          } else {
            add(this.form).then((res) => {
              if (res.status) {
                this.$message.success('新增成功');
                this.closeDialog();
                this.handleQuery();
              } else {
                this.$message.error('新增失败');
              }
            })
          }
        }
      })
    },

    handleDelete(row) {
      const ids = [row.id || this.ids].join(',')
      this.$confirm('确认删除已选中的数据项？', '警告', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(() => {
        del(ids).then(() => {
          this.$message.success('删除成功')
          this.handleQuery()
        })
      }).catch(() =>{})
    },
    closeDialog() {
      this.resetForm()
      this.dialog = {
        title: undefined,
        visible: false
      }
    },
    resetForm() {
      this.form = {
        sort: 1
      }
    },
    dictClick(dict) {
      if (dict) {
        this.queryParams.dictCode = dict.code
        this.dict = dict
        this.handleQuery()
      } else {
        this.pageList = []
      }
    }
  }
}
</script>

<style scoped>

</style>
